Bleeding in the upper digestive tract (oesophagus, stomach) tends to cause black, tarry stools as the blood is digested for longer than bleeding from the colon, rectum or around the anus which tends to produce red stools or fresh, bright red blood in the stool. Changes in diet (intake of fibre, fluids)
The list of signs and symptoms mentioned in various sources for Decompression sickness includes the 22 symptoms listed below: 1  Joint pains. 2  Headache. 3  Dizziness. 4  Chest pain. 5  Abdominal pain.6  Breathing difficulty. 7  Unconsciousness. 8  Abnormal sensations.eview the available symptom checkers for these symptoms of Decompression sickness: 1  Headache -- Symptom Checker. 2  Abdominal pain -- Symptom Checker. 3  Breathing difficulty -- Symptom Checker.
More severe symptoms generally occur at above 3,600 meters (about 12,000 feet). Acute mountain sickness can progress to high altitude pulmonary edema (HAPE) or high altitude cerebral edema (HACE). People with altitude sickness typically have a bad headache, nausea, dizziness and feel exhausted. In this article, we will look at the causes, symptoms, diagnosis, treatment and prevention of altitude sickness. Contents of this article: Symptoms and causes of altitude sickness.